https://www.pixiv.net/users/544006
https://www.pixiv.net/users/6493563
https://www.pixiv.net/stacc/gurozuki
https://www.pixiv.net/stacc/kamiyasyu
https://twitter.com/Syu_Kamiya
https://twitter.com/intent/user?user_id=1320651355
https://sketch.pixiv.net/@kamiyasyu
https://www.tinami.com/creator/profile/6724
http://www.ustream.tv/channel/亮のお絵描き配信
https://twitter.com/ryo_gurozuki
http://twitpic.com/photos/Ryo_gurozuki
